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JPL Small-Body Database Browser
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442783 (2012 XU136)
Classification: Main-belt Asteroid          SPK-ID: 2442783
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057911773808455 1.3455e-07  
a 2.265320111700268 4.7791e-08 au
q 1.799137218768961 3.3356e-07 au
i 3.525596012884868 1.1223e-05 deg
node 287.5427068957875 0.00015389 deg
peri 77.63954650758731 0.00016164 deg
M 1.497240460599321 4.5301e-05 deg
tp 2458595.320571384090
(2019-Apr-21.82057138)
0.0001566 TDB
period 1245.353936655648
3.41
3.9409e-05
1.079e-07
d
yr
n .289074446551931 9.1478e-09 deg/d
Q 2.731503004631575 5.7626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      4640 days (12.70 yr)  
   first obs. used      2005-09-30  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:43  

Additional Information
 Earth MOID = .800387 au 
 Jupiter MOID = 2.74115 au 
 T_jup = 3.586 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457145.5 (2015-May-03.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .20693030761164 1.3506e-07  
q 1.796421540787287 3.3517e-07 au
tp 2457348.668366014746
(2015-Nov-22.16836601)
0.00013207 TDB
node 287.7007689572141 0.00015397 deg
peri 77.2207804829186 0.00016153 deg
i 3.524437075284549 1.1228e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      4640 days (12.70 yr)  
   first obs. used      2005-09-30  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59516  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:06:43  

Additional Information
 Jupiter MOID = 2.74115 au 
 T_jup = 3.586 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.824123514248965E-14 -4.513245374138011E-14 -7.684699790439616E-12 3.450263745171901E-13 -1.956180964323529E-12 -7.953203253977269E-14
q -4.513245374138011E-14 1.123392005529474E-13 1.979704050155689E-11 -8.627966915232395E-13 5.080888403956548E-12 2.010552848901013E-13
tp -7.684699790439616E-12 1.979704050155689E-11 1.74428538122882E-8 -4.449719180572601E-10 6.451042677418883E-9 5.754122086909027E-11
node 3.450263745171901E-13 -8.627966915232395E-13 -4.449719180572601E-10 2.370527486530402E-8 -2.38007985926532E-8 6.312062426193598E-10
peri -1.956180964323529E-12 5.080888403956548E-12 6.451042677418883E-9 -2.38007985926532E-8 2.609187933797008E-8 -6.149802314387824E-10
i -7.953203253977269E-14 2.010552848901013E-13 5.754122086909027E-11 6.312062426193598E-10 -6.149802314387824E-10 1.260644914521223E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO456097  

442783 (2012 XU136)          Discovered 2005-Sep-30 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 XU136 = 2005 UW350 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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